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Wetherby EWI Pilots the First UK SWIGA Scheme

By: Rachael Doyle   •   December 12, 2011


Wetherby are delighted to announce that one of their Insulated Render Systems is being used on the first UK SWIGA scheme.

SWIGA (Solid Wall Insulation Guarantee Agency) was established to offer householders an independent, uniform and dependable guarantee, covering professionally installed external, internal or hybrid solid wall insulation solutions to ALL hard to treat properties not just solid wall properties.

The Wetherby External Wall Insulation System incorporating 60mm K5-EWB Phenolic Insulation with a Wetherby Dry Dash Finish, will be installed by Hamilton (Building Contractors) Ltd to Wimpey No-Fines properties on behalf of Chesterfield Borough Council. The thermal properties of the Phenolic insulation will offer a
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Wetherby Building Systems Ltd Win NIA Award for Design & Innovation

By: Rachael Doyle   •   December 5, 2011


The challenge was to create a new external insulation system incorporating next generation insulation materials, Vacuum Insulation Panels, to be used as the basis of a renovation solution for old, solid wall properties. The key aim was to reduce the thermal transmittance and provide an improved U-value without the need to install 150mm+ of insulation and thereby eradicating the inherent problems applying these thicknesses can create on existing structures.

The original solution was for the existing walls to be externally clad with 25mm thick Vacuum Insulation Panels topped with 40mm phenolic insulation. However this created the problem as to how the insulation system would be
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